| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 833.4 | USD | 20251202 |
| JIN Yimeng | China national standards | MT | 706.27 | USD | 20251202 |
| Nanjing Runsheng Petro | China national standards | MT | 734.53 | USD | 20251202 |
| Shandong Shuojia Chem | China national standards | MT | 734.53 | USD | 20251202 |
| Nanjing Baitu Chem | China national standards | MT | 762.78 | USD | 20251202 |
| Shandong Hongyang Chem | China national standards | MT | 706.27 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 868.72 | USD | 20251202 |
| JIN Yimeng | China national standards | MT | 847.53 | USD | 20251202 |
| Shandong Aite Chem | China national standards | MT | 748.65 | USD | 20251202 |
| Shandong Shuojia Chem | China national standards | MT | 734.53 | USD | 20251202 |